Finding the Fourth Proportional to 4,199,569.40, 6,299,354.10 and 2,596,935.80
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Solution
The fourth proportional to 4,199,569.40, 6,299,354.10 and 2,596,935.80 is: 3,895,403.70
Step by Step Solution
- Step 1: Write the proportion equation
4,199,569.40 : 6,299,354.10 = 2,596,935.80 : x - Step 2: Convert to fraction form
4,199,569.40/6,299,354.10 = 2,596,935.80/x - Step 3: Cross multiply
4,199,569.40x = 6,299,354.10 × 2,596,935.80 - Step 4: Simplify right side
4,199,569.40x = 16,359,018,179,166.78 - Step 5: Solve for x
x = 16,359,018,179,166.78/4,199,569.40 - Step 6: Final answer
x = 3,895,403.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.